{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780002727","489:4890000976","473:4730006201","489:4890000861","489:4890000984","489:4890001285","485:4850002713","478:4780002108","489:4890001317","489:4890000804","489:4890001537","470:4700008950","488:4880005447","489:4890001249","489:4890001282","469:4690000100","473:4730005899","466:4660014033","489:4890001243","470:4700008850","478:4780009515","489:4890001253","478:4780002208","469:4690006731","488:4880002029"],"twin_admin_codes":[478,489,473,489,489,489,485,478,489,489,489,470,488,489,489,469,473,466,489,470,478,489,478,469,488],"twin_sims":[0.03791000542676242,0.0072265818941862296,0.0033630661550680726,0.0028686038357432497,0.0015301236093924122,0.001076295866124529,0.0008874433930466039,0.0007403101368414143,0.0003356793355216537,0.0003248410600867494,0.00026676287474874054,0.00024561724628092307,0.00023847053225704702,0.00021509211084529993,0.00020466748567630268,0.00015476927630380798,0.0001484111779579307,0.00010715433937614982,0.00010702586353541638,0.00010389080875383102,0.00009636233753476115,0.00009320367333159344,0.00008675153866037716,0.00007669510309954955,0.00007068551561646969],"twin_dists":[0.3322625084144922,0.40781371237037484,0.43831060450639164,0.4443882838006096,0.4676349729623197,0.4801574101482146,0.48688785866540063,0.49312784798480225,0.5194769809458404,0.5205415639616401,0.5268856177838294,0.52952286516374,0.5304626352129103,0.5337333976790039,0.5353011053579524,0.5440353784697586,0.545334417126767,0.5553175611807374,0.55535399999417,0.5562562384952079,0.5585326314714945,0.5595382228524433,0.5616966444820223,0.5653844627517901,0.5678135718932292],"n_dims_used":45,"mean_confidence":0.9137842814127605},"coverage":{"mean_confidence":0.9137842814127605,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}